Container closure having a pull tab



FIG. 1 is an upper perspective view of a container closure having a pull tab showing our new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof, the left side view being a mirror image thereof; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a container closure having a pull tab, as shown and described. 